# type topo
# cell     1.842600     1.842600     5.133900    90.000000    90.000000   120.000000
16
  1 o      0.000000    0.000000    0.000000   0                            11/12      12/9      13/0       6/4      5/13       7/1 
  2 o      0.000000    0.000000    2.566950   0                              8/1      9/10     10/13      14/1      15/4     16/13 
  3 x12   -0.000092    1.063879    1.283475   1                              7/4      7/13      5/16      5/13      14/4     14/13     16/16     16/13       6/4      6/16      15/4     15/16 
  4 x12    0.921392    0.531860    3.850425   1                             8/10      8/13     10/22     10/13     11/22     11/13     13/10     13/13      9/22      9/10     12/22     12/10 
  5 n      0.330839    0.191010    0.922562   2                             1/13      3/10      3/13 
  6 n      1.511761    0.191010    0.922562   2                             1/22      3/22      3/10 
  7 n      0.921300    1.213719    0.922562   2                             1/25      3/22      3/13 
  8 n      0.590461    1.404729    3.489512   2                             2/25      4/16      4/13 
  9 n     -0.590461    1.404729    3.489512   2                             2/16       4/4      4/16 
 10 n      0.000000    0.382020    3.489512   2                             2/13       4/4      4/13 
 11 n      0.000000    0.382020    4.211338   2                             1/14       4/4      4/13 
 12 n     -0.590461    1.404729    4.211338   2                             1/17       4/4      4/16 
 13 n      0.590461    1.404729    4.211338   2                             1/26      4/16      4/13 
 14 n      0.921300    1.213719    1.644388   2                             2/25      3/22      3/13 
 15 n      1.511761    0.191010    1.644388   2                             2/22      3/22      3/10 
 16 n      0.330839    0.191010    1.644388   2                             2/13      3/10      3/13